Tooth mount



s. J. KRIVIG TOOTH MOUNT Filed Dec.

ATTORNEYS" Patented Nov. 24, 1931 STEPHEN J, xa vlg-onmnnsmn; NEW Innsnzpnss'renon pro ,nAxEn s; eons-ANY,

' f ne,nconronanonornnwJEnsnY -g g a'oorn nofinm 1 Lpplieatlon filed: December i This invention general jt d fa sothat'the'tooth" H holder or mount forfartificialteeth tor shipping and displayipurposes'wliich includes a card .or plate, usually of nietahhaving pm: jecting therefrom a pluralityjof spring tongues or prongs over which are slipped the teeth havmg openings ontheir lingual sides: to receive said tongues, whereby. the teeth 7 lithe"samereterencecharactery and held against displacementby friction "F'gure 1"is a top plan view ofa-rtooth caused by the resiliencyof the tongues.

l In known mountsofthis general "oharaof ter the prongs orl tonguesfare stamped from I H I H on'the" line'2--'2 of-"] *igure '1.

are clamped against the card by said tongues thecard or plate,land,to providesuflicient structed that n pos'sibility of; the teethfbes rfi 1 hi l y i g qment h thetongues is eliminated; Y

strength to exert the neoessary friction, the; bases of the tongueswhere theyfj oin the plate are wedge-shaped or reenforced. The openwings in the teeth, h0we,ver are straight or una tapered so that often as'ait-ooth is placedon the-tongues the edges of the opening in the I A tooth are brought into wedging'relation to f said wedge-shaped portions o'fthe tongues I and become cracked or chipped, as I E'urther- Lmore, the tongues, cannot be made strong enough to prevent the teeth beooming dis-., pl dlfr h w d d r n ipp n im-Z dling so that loss 1 and commingling; oi' f h loose teeth results;flAlsoijthe tonguesl are sometimes so :strong as{ to exertfinjurioui strains onthe teeth. y One object of my in e b h mbj i spews wherein the tongues or .prongsyare so con-v Other objects are to provide altooth mount; of this character embodying a-novel construe-s tion' whereby the teeth oan be easily and quickly removed when desiredj tofprovide such a mount having the tongues so constructed that the teeth can be easily" 'p la ced thereon, and combined with lugs lor projec-Q outby thefollowing description? 'entionis' to provide a; tooth mount of the generalfc'haracter described embodying noveljandjimpi'oved features otq s u o w ere ythe -t isha be positively held von the inoiiiitiwith'little possibility of accidental; displacement of the teeth during shippingor;handlingofithe' mount.

tion'sitobe engegaty' ainstlon-gitudi'nal antages" and'results-qaswi1'1 be brought Referring ls'a longitudinal section a Figure 3 is ,a transverse vertlcal sectional manne of i emoving a tooth from-the mount.

Specifically "describing the'jillustratedl embod ment" of Jt lifQjI iViilJIQ II; the teeth -'which the mount embodyinginy' invention isintend ed to support or hold; joomprisea body portion 1 havi g--aifiat lingual s'urt'ace 2 in a fwhich is formed an underout or substantial ly dove-tail shaped-securing groove {3*W-hich utilized fortherecep t on ofvanhori ng pins securing? the teeth and thefbackings which" arefj aljplied thereto? in a denture. v Thesel'grooves arefsubstantiallyjstraight} or. 1 untaperedi'rom one end to the other,'ai1d*,"in accordance with [the invention are also futi 'lized for securing the teeth 'on' the moiint.

g This Iiiount includes a card" or'*:plate 4:, preferably Qforined of sheet metal; and Chaving stal'nped therefroina'plurality of tongues "f5 projecting from one sidefthereoffwith one'"-- fend'6 integrally coiinected to the body of; the platefand the other end 7 in 'sfiitd rela-i'" tiontheret Q 1 *Themetal of the plate is 'preferably-resilient sothatthe tongues tarp also lj'resilient. To increase the/resiliencyof the t n esis t t ev' hi l r n it sht pressure on {the teeth, {and'to maximum resistance to reaking of "the tongues,- at their; bases dujeflto repeated flexing "of the tongues, portions ftheplate-at the bases 6F of the tongues are cut away'as at Sbyforming circular openings, with thesides ,,of the tongues merging tangentially into "the {sides 9? seasoni s; e a hs te sile? a tere r n to the accompany ngdrawings- "in which,fcorresponding and like' partsare designated throughoutthe several l pression beneath the end of the tooth to admit d 6. A tooth mount comprising a plate upon which a tooth having an undercut recess may 'besupported and having aresilient tongue projecting therefrom with its sides converging toward its base and arranged to enter said recess and hold the tooth against the face of said plate, the face of the plate having a deof the insertion of a finger nail under. the tooth and facilitate removal thereof from the tongue. V

STEPHEN -JKRIVIG. 

